Home / 74,186.84-111,278.94-23,585.64

Finding the Fourth Proportional to 74,186.84, 111,278.94 and 23,585.64

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Solution

The fourth proportional to 74,186.84, 111,278.94 and 23,585.64 is: 35,378.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,186.84 : 111,278.94 = 23,585.64 : x
  2. Step 2: Convert to fraction form
    74,186.84/111,278.94 = 23,585.64/x
  3. Step 3: Cross multiply
    74,186.84x = 111,278.94 × 23,585.64
  4. Step 4: Simplify right side
    74,186.84x = 2,624,585,018.42
  5. Step 5: Solve for x
    x = 2,624,585,018.42/74,186.84
  6. Step 6: Final answer
    x = 35,378.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.